<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>404 - 页面未找到</title>
</head>
<body>
<h1>404 错误</h1>
<p>请求的页面不存在</p>
<a href="/login">返回登录页</a>
</body>
</html>